The series is about five friends Alison DiLaurentis, Aria Montgomery, Spencer Hastings, Hanna Marin and Emily Fields. One day, under unknown circumstances, the leader of the Alison group disappears, the rest of the girls swear that they will never reveal the truth. A year after the disappearance of the friend, the other girls receive messages from -A with information that only Alison knew. The premiere of the series took place on 8 June 2010.
List of 5 series that you must to watch and read the information about them.